polystyrene resin

例句：

1. 1.The polystyrene resin is used in the production of plastic products.
   聚苯乙烯树脂用于生产塑料制品。
2. 2. Polystyrene resin is a popular material for making toys and other children's playthings.
   聚苯乙烯树脂是制作玩具和其他儿童玩具的流行材料。
3. 3. The polystyrene resin was found to be highly resistant to scratches and wear.
   聚苯乙烯树脂被发现具有很高的抗划伤和耐磨性。